Process of fertilizing.



" T OFFICE.

I CARL BOSCH, 0F LUPWIGSHAFEN-ON-TliE BPlIlbl'E, GERMANY, ASSIGNOR TO BADISCHE ANILIN & SODA EABRIK, OF LUDWIGSHAFEN-ONFTHE-RHINE, GERMANY, A COR- PORATION.

ance.

No Drawing.

To all whom it may concern Be it known that I, CARL Boson, citizen of the German Empire, residing at Ludwigshafen-on-the-Bhine, Germany, have invented new and useful Improvements in of urea nitrate as a fertilizer also possesses the advantage that nounnecessary or harm- Specification of Letters Patent.

Patented Oct. 10, 1916.

Application filed September 4, 1914. Serial No. seams.

yield a tobacco particularly free from obnoxious ash and from spots or similar marks on the dried leaves.

Now What I claim is 2- 1. The process of {fertilizing crops by particularly free from obnoxious ash con-' stituents and from marks on the dried leaves, which consists in supplying the mtrogenous manure vto the plants in the term of urea nitrate.

ful ballast is added to the soil as is the case In testimony whereof I have hereunto set when ammonium sulfate, or Chile saltpeterf is employed, in which cases the sulfuric acid and the soda respectively are not, at any rate entirely, taken up by the plants.

Urea-nitrate exercises a better fertilizing 7 action than does urea, and is particularl suited for fertilizing tobacco plants, whic my hand in the presence of two subscribmg witnesses.

CARL BOSCH. 

